Home / 28,746.06-39,655.05-16,801.59

Finding the Fourth Proportional to 28,746.06, 39,655.05 and 16,801.59

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Solution

The fourth proportional to 28,746.06, 39,655.05 and 16,801.59 is: 23,177.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,746.06 : 39,655.05 = 16,801.59 : x
  2. Step 2: Convert to fraction form
    28,746.06/39,655.05 = 16,801.59/x
  3. Step 3: Cross multiply
    28,746.06x = 39,655.05 × 16,801.59
  4. Step 4: Simplify right side
    28,746.06x = 666,267,891.53
  5. Step 5: Solve for x
    x = 666,267,891.53/28,746.06
  6. Step 6: Final answer
    x = 23,177.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.